§ 312.1. Issuance and service of summons. 1. After a petition has been
filed, the court may cause a copy thereof and a summons to be issued,
requiring the respondent personally and his parent or other person
legally responsible for his care, or, if such legally responsible person
is not available, a person with whom he resides, to appear for the
initial appearance as defined by section 320.1 at a time and place
named. The summons shall be signed by a judge or by the clerk of the
court.

2. Service of a summons and petition shall be made by delivery of a
true copy thereof to the person summoned at least twenty-four hours
before the time stated therein for appearance.

3. If after reasonable effort, personal service as provided in
subdivision two is not made, the court may at any stage in the
proceedings make an order providing for service in any manner the court
directs.